<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8" session="true" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>404</title>
<script type="text/javascript">

</script>
</head>
<body>
<h1>${requestScope}</h1>
<h1>${sessionScope}</h1>
<hr>
<h2>你非常不好</h2>
<a href="HiServlet">zaitiao</a>
<%
  
 %>
</body>
</html>